39950848

素因数分解:

$2^9\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 80

約数和(自身を含む): 93101184

約数和(自身を除く): 53150336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 157, 224, 256, 284, 314, 448, 497, 512, 568, 628, 896, 994, 1099, 1136, 1256, 1792, 1988, 2198, 2272, 2512, 3584, 3976, 4396, 4544, 5024, 7952, 8792, 9088, 10048, 11147, 15904, 17584, 18176, 20096, 22294, 31808, 35168, 36352, 40192, 44588, 63616, 70336, 78029, 80384, 89176, 127232, 140672, 156058, 178352, 254464, 281344, 312116, 356704, 562688, 624232, 713408, 1248464, 1426816, 2496928, 2853632, 4993856, 5707264, 9987712, 19975424, 39950848]

約数ペア:

[(1, 39950848), (2, 19975424), (4, 9987712), (7, 5707264), (8, 4993856), (14, 2853632), (16, 2496928), (28, 1426816), (32, 1248464), (56, 713408), (64, 624232), (71, 562688), (112, 356704), (128, 312116), (142, 281344), (157, 254464), (224, 178352), (256, 156058), (284, 140672), (314, 127232), (448, 89176), (497, 80384), (512, 78029), (568, 70336), (628, 63616), (896, 44588), (994, 40192), (1099, 36352), (1136, 35168), (1256, 31808), (1792, 22294), (1988, 20096), (2198, 18176), (2272, 17584), (2512, 15904), (3584, 11147), (3976, 10048), (4396, 9088), (4544, 8792), (5024, 7952)]